( )21.Vanuatu is ________ island country in ________ South Pacific Ocean.
A．a；the B．a；/ C．an；the D．an；/
( )22.I have seen two foreign films.One is made in Canada, and ________ is made in the USA.
A．another B．the other C．other D．the others
( )23.When you play games with other teams, remember that believing in yourselves is ...